Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. David I Geffen, O.D.
Optometrist in San Diego, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1164503678
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Registry record
Entity type Individual (Type 1)
Name Dr. David I Geffen
Credential O.D.
Sex Male
Practice address 8910 University Center Ln, Suite 800, San Diego, CA, 92122
Phone (858) 455-6800
Fax (858) 455-0244
Enumeration date Oct 18, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for David Geffen?
The National Provider Identifier (NPI) for David Geffen is 1164503678, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Geffen practice?
The practice location on file with NPPES is in San Diego, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Vision Surgery & Laser Center A Surgical Medical Group Inc Ophthalmology Physician · San Diego, CA NPI 1811085491 Michael Gordon Ophthalmology Physician · San Diego, CA NPI 1851489355 Alison Gordon Ophthalmology Physician · San Diego, CA NPI 1497072409 Gordon Schanzlin New Vision Institute, Inc. A Professional Medical Cor Optometrist · San Diego, CA NPI 1134573678 The Total Vision Institute LLC Ophthalmologic Surgery Clinic/Center · San Diego, CA NPI 1114477288
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.